Seiko Cal. 4555 - 172

The Seiko 4555-172 represents an important milestone in Seiko's 1978 lineup. Powered by the 4555 caliber with 35j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-bc0ffb48f524]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1978

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